Is it possible to modify linux mount defaults option?

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There seems to be some support for setting default mount options for ext4 using tune2fs.

The syntax is something like tune2fs -E mount_opts=.. device

More info here http://en.wikipedia.org/wiki/Fstab and in man tune2fs

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kikeenrique
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kikeenrique

Updated on September 18, 2022

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  • kikeenrique
    kikeenrique over 1 year

    Is it possible to modify/redefine linux mount defaults option?

    For example, having a fstab like this:

    # / was on /dev/sda8 during installation
    UUID=669cb10d /               ext4    errors=remount-ro 0       1
    # /home was on /dev/sda7 during installation
    UUID=43e81f24 /home           ext4    defaults        0       2
    

    Is it possible to redefine the "defaults" option?

    I know that it's usually defined like this:

    defaults: rw, suid, dev, exec, auto, nouser, and async. see man mount

  • kikeenrique
    kikeenrique almost 11 years
    Yes, something like this is what I was looking for. Although it's not enough for my need... "superblock setting is only honored in 2.6.35+ kernels; and not at all by the ext2 and ext3 file system drivers."